Snowmobile Yamaha Phazer PZ50W, PZ50GTW, PZ50FXW, PZ50MW, PZ50VTW, PZ50MPW. Manual - part 18

2-60

INSP

ADJ

GEAR SELECTION

8 Weight rivets

9 Rollers

È Parts No.

É Material

Ê Length

mm (in)

Ë Weight

g (oz)

Ì Standard

Í Effects

90261-06033

Steel

17.2 (0.677)

4.5 (0.159)

IN: PZ50VT “Europe”/PZ50MP
CENTER, OUT: PZ50VT/
PZ50MP

ΠIncreased force

Ï Decreased force

90261-06034

Steel

13.9 (0.547)

3.6 (0.127)

IN: PZ50M “Europe”/PZ50VT 
“USA/Canada”
OUT: PZ50M “Europe”

90261-06019

Steel

13.3 (0.524)

3.1 (0.109)

OUT: PZ50/PZ50GT/PZ50FX

90261-06015

Steel

10.3 (0.406)

2.44 (0.086)

IN, CENTER: PZ50/PZ50GT/
PZ50FX
OUT: PZ50M “USA/Canada”

90261-06028

Aluminum

10.3 (0.406)

0.85 (0.030)

None

IN: PZ50M “USA/Canada”

I.D. 9 mm (0.354 in)

È Roller with bush-

ing part number

É Outside 

diameter

mm (in)

Ê Bushing type 

(P/N)

Ë Identification mark 

(Width)

Ì Standard

Í Effects

8FG-17624-00

14.5 (0.57)

VESPEL
TP-8549

90386-09001

ΠGrooved & Machined

(14.6 mm)

PZ50VT/PZ50MP

Ó Increased force

Ô Decreased force

8FG-17624-10

15.0 (0.59)

VESPEL
TP-8549

90386-09001

Ï Grooved

(14.6 mm)

PZ50M

8FG-17624-20

15.6 (0.61)

VESPEL
TP-8549

90386-09001

РNo Mark

(14.6 mm)

PZ50/PZ50GT/

PZ50FX

8FG-17624-30

16.0 (0.63)

VESPEL
TP-8549

90386-09001

Ñ Grooved & Grooved

(14.6 mm)

8FG-17624-40

16.5 (0.65)

VESPEL
TP-8549

90386-09001

Ò Machined

(14.6 mm)

2-61

INSP

ADJ

FRONT SUSPENSION

FRONT SUSPENSION

Spring preload

1. Adjust:

• Spring preload

Adjustment steps:

• Loosen the locknut 1.
• Turn the spring seat 2 in or out.

PZ50GT/PZ50MP

PZ50VT “Europe”

PZ50FX

• Turn the adjusting ring 3 to the proper position.

PZ50/PZ50M/PZ50VT “USA/Canada”

È PZ50GT/PZ50MP/PZ50VT “Europe”
É PZ50FX
Ê PZ50/PZ50M/PZ50VT “USA/Canada”

Spring seat 
distance

Standard

Shorter 

←

→ Longer

Preload

Harder 

←

→ Softer

Length 

a 

Min.

205 mm 

(8.07 in)

215 mm 
(8.46 in)

Max.

215 mm 

(8.46 in)

Spring seat 
distance

Standard

Shorter 

←

→ Longer

Preload

Harder 

←

→ Softer

Length 

a 

Min.

190 mm 

(7.48 in)

200 mm 
(7.87 in)

Max.

200 mm 

(7.87 in)

Spring seat 
distance

Standard

Shorter 

←

→ Longer

Preload

Harder 

←

→ Softer

Length 

a 

Min.

231.6 mm 

(9.12 in)

241.6 mm 

(9.51 in)

Max.

241.6 mm 

(9.51 in)

Spring adjuster 
position

1

2

3

4

5

Preload

Softer 

←

→ Harder

Standard

1

È

1

2

a

É

Ê

2-62

INSP

ADJ

FRONT SUSPENSION

CAUTION:

Be sure that the left and right spring preload are
the same.

WARNING

These shock absorber contain highly pressur-
ized nitrogen gas.
Do not tamper with or attempt to open the
shock absorber assemblies.
Do not subject the shock absorber assemblies
to flames or high heat, which could cause it to
explode.

Rebound damping force adjustment (PZ50FX)
The rebound damping force can be adjusted by
turning the adjuster 1.

* With the adjuster fully turned lightly in direction 

a 

CAUTION:

• Do not continue to turn the adjuster in direc-

tion 

a after it stops. The shock absorber can

be damaged and rebound damping force
adjustments cannot be made.

• Do not turn the adjuster in direction 

b more

than 20 clicks. Even if the adjuster is continu-
ally turned after 20 clicks, there will be no
change in the rebound damping force.

• Be sure to stop the adjuster at a position

where there is a click.

Adjuster 
position

20 clicks out 12 clicks out

3 clicks out

Minimum

Standard

Maximum

Turns out 

b* ←

→ Turns in a 

Rebound 
damping 
force

Soft 

←

→ Hard

b

a

1

2-63

INSP

ADJ

FRONT SUSPENSION/REAR SUSPENSION

Compression damping force adjustment 
(PZ50FX)
The compression damping force can be adjusted
by turning the adjuster 1.

* With the adjuster fully turned lightly in direction 

a 

CAUTION:

• Do not continue to turn the adjuster in direc-

tion 

a after it stops. The shock absorber can

be damaged and compression damping force
adjustments cannot be made.

• Do not turn the adjuster in direction 

b more

than 12 clicks. Even if the adjuster is continu-
ally turned after 12 clicks, there will be no
change in the compression damping force.

• Be sure to stop the adjuster at a position

where there is a click.

Adjuster 
position

12 clicks out

7 clicks out

2 clicks out

Minimum

Standard

Maximum

Turns out 

b* ←

→ Turns in a 

Compres-
sion damp-
ing force

Soft 

←

→ Hard

1

a

b

REAR SUSPENSION

Stopper band

1. Adjust:

• Stopper band length

CAUTION:

Make sure the left and right rear suspension
stopper bands are adjusted evenly. (PZ50VT,
PZ50MP)

NOTE:

This adjustment affects the handling characteristics
of the machine.